Published research on post-bariatric body-contouring patients has identified vitamin B12, along with protein, vitamin A, vitamin C, folate, zinc, and selenium, as nutrients with significant beneficial effects on wound healing (1)
For the mechanistic, stem-cell-level version of this discussion, the companion piece on how GHK-Cu affects hair-follicle stem cells and hair growth examines the cellular pathways in detail
That is
It works by prompting the pituitary to secrete more of the bodys own growth hormone rather than introducing exogenous HGH directly
For intramuscular injections, the common sites for B12 injections are the arm, upper buttocks, and thigh
Altunbulakli C, Reiger M, Neumann AU, Garzorz-Stark N, Fleming M, Huelpuesch C, Castro-Giner F, Eyerich K, Akdis CA, Traidl-Hoffmann C